(1) Milk is a liquid commonly measured in glasses. 'A glass of milk' is the correct phrase used in everyday language. (2) Bread is commonly sold and referred to as a 'loaf'. 'A loaf of bread' is the standard phrase for a whole piece of bread. (3) Toothpaste comes in tubes, so 'A tube of toothpaste' is the correct phrase. (4) Pencils are commonly sold and stored in boxes, so 'A box of pencils' is the appropriate phrase. (5) Clothes when gathered together are referred to as a 'bundle'. 'A bundle of clothes' is the correct phrase.